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Search results

  1. sp5it

    Audio Compressor using AD SSM2167 (Speech Processor for more AAAAA-DEE-OHHH!!)

    I was playing with 2166 back in a day while it had more adjustment options. Still got it somewhere. Mike
  2. sp5it

    Retevis Ailunce HS4

    No HS4 under link you provided.
  3. sp5it

    To top load or not cb mobile

    You can easily check that by yourself. Get(build) field strength meter, put it 10-20m away from antenna and measure radiated RF. Than you'll know. https://www.hadarc.org.au/QUA-excerpts/RF_Field_Strength_Meter.html https://www.utaharc.org/rptr/wdr_fsm1.html Mike
  4. sp5it

    Yaesu FTX-1F QRP

    I stay with IC-705, Yaesu is so ugly. Mike
  5. sp5it

    Little receiver for less than $35

    Does it have fine tune? Scrolling ham bands every 1KHz wont work in most cases. Mike
  6. sp5it

    Best way to attenuate input to a grid driven tetrode.

    T-pad att https://www.allaboutcircuits.com/tools/t-pad-attenuator-calculator/
  7. sp5it

    RCI 2970N2 " no bias present" issue

    Use RF probe to find where power disappear. Check bias diodes, and driver/finals. Mike
  8. sp5it

    Range of an Antron-A99 antenna

    It is only proving how good propagation was at the time. Nothing else. Mike
  9. sp5it

    RCI 2985wx 11 meter mod?

    Install e-chip. EPT695020ZR. Problem solved. Mike
  10. sp5it

    Too many choices. Which base antenna

    Fat fingers. Corrected.
  11. sp5it

    Too many choices. Which base antenna

    50+ miles I do on Sirio 2016 7 or 8m over the ground. No fancy antenna needed. Mike
  12. sp5it

    WANTED: 1 KW ( or larger) OIL-FILLED DUMMY LOAD

    https://aliexpress.com/item/1005006780673830.html
  13. sp5it

    WANTED: 1 KW ( or larger) OIL-FILLED DUMMY LOAD

    2 of those parallel: https://aliexpress.com/item/1005006780673830.htm With proper radiator and forced air cooling will work. Mike
  14. sp5it

    SDR HF radio

    Chinese counterfeit m0nka mcHF
  15. sp5it

    " The Perfect cb antenna" ?

    Those SWR slaves... What about reactance, radiation loss?
  16. sp5it

    Ham Radio Question

    I work on FT8, because ssb/cw 5b300+ confirmed long time ago. Not much to do nowadays on human modes. But now I have 308 CFM on FT8, WAS, WAZ and hard for new one. Mike
  17. sp5it

    Antron 99 without radials

    Antron 99 is very problematic antenna. I described there how to put A99 proper way. Just search through my posts. Mike
  18. sp5it

    Ham Radio Question

    Check price of Stryker 955 and second hand IC-718 for example. 718 will eat that toy for a breakfast. On the other hand, if you already have some export CB 10m with ticket is yours. Just tune your antenna for 10m band. Mike
  19. sp5it

    steel whip bandwith and all these new fangled radios

    For 12m just make antenna longer by adding some wire at the top. For 15m capacitance hat maybe? Or just antenna tuner. Mike
  20. sp5it

    Icom Ic7300

    Have you tried to read manual? I bet it's described there.
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